<?php

// +----------------------------------------------------------------------
// | 版权所有 2017-2027 云南环拓科技有限公司，并保留所有权利。
// +----------------------------------------------------------------------
// | Copyright (c) 2017-2027 http://www.yn123.com All rights reserved.
// +----------------------------------------------------------------------
// | Notice: This code is not open source, it is strictly prohibited
// |         to distribute the copy, otherwise it will pursue its
// |         legal responsibility.
// | 注意：  这不是一个自由软件！您只能在不用于商业目的的前提下对程序代码进行修改和使用,
// |        不允许对程序代码以任何形式任何目的的再发布。
// +----------------------------------------------------------------------
// | Author: feraner <feraner@163.com> 
// | Date: 2019/11/9
// +----------------------------------------------------------------------

namespace app\common\services;
use app\common\facade\Help;
use think\Db;

/**
 *
 * Class AreaService
 * @package app\common\services
 * @author feraner<feraner@163.com>
 * @date 2019/11/9
 */
class AreaService
{


    /**
     * 获取所有地区树形列表
     * @return array
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getAreaTree()
    {
        $list = Db::name('area')
            ->order('area_sort sort')
            ->field('area_id as id,area_name as text,area_parent_id,area_sort')
            ->select();
        return Help::arr2tree($list, 'id', 'area_parent_id', 'children');
    }







}
